(1) He is married to Constantia Clara Tamminga.
They got married on August 27, 1737 at Maarsbergen, he was 23 years old.Source 3
(2) He is married to Anna Theodora van Haeften,.
They got married on September 8, 1755 at Nijmegen, he was 41 years old.Source 4
Child(ren):
Jan Jacob de Geer, | ||||||||||||||||||||||||||||||||||
(1) 1737 | ||||||||||||||||||||||||||||||||||
Constantia Clara Tamminga | ||||||||||||||||||||||||||||||||||
(2) 1755 | ||||||||||||||||||||||||||||||||||
Anna Theodora van Haeften, |